You see the Validate User Credentials and PingID Username Attribute fields only if you configured an LDAP directory on the Identities tab.
  1. Enter information in the following fields:
    Field Description
    Client IP Enter the IP address of the VPN RADIUS client.
    Client Shared Secret Enter the password shared between PingFederate Bridge and the RADIUS server that is used to encrypt passwords.
    Server Authentication Port Enter the UDP port used to authenticate to the RADIUS server. Port number 1812 is provided by default.
    Validate User Credentials Enter the Validate with LDAP option if you want to use LDAP to validate credentials. This option is displayed only when an LDAP directory is connected.
    PingID Username Attribute Enter the LDAP attribute that represents the user identifier in PingID.
  2. Click Next.